How to cite the National Field Manual. (Citation information is for the online manual and its individually updated chapters. All versions of the NFM that were published previously in a printed format have been superseded by the online manual. All previous versions are available as archive files from each chapter's Web page.)

Citation Information for the National Field Manual

Chapter updates and revisions are ongoing and are summarized on the Comments and Errata page. Archived editions or versions of chapters or chapter sections are available from the chapter links above.

Citation for the complete manual:

U.S. Geological Survey, variously dated, National field manual for the collection of water-quality data: U.S. Geological Survey Techniques of Water-Resources Investigations, book 9, chaps. A1-A10, available online at http://pubs.water.usgs.gov/twri9A.

Citation for each chapter:

A1

Wilde, F.D., 2005, Preparations for water sampling: U.S. Geological Survey Techniques of Water-Resources Investigations, book 9, chap. A1, January 2005, accessed [date viewed], at http://pubs.water.usgs.gov/twri9A1/. (Supply the date you viewed the chapter online; for example, May 31, 2011.)